73
Q:

From the following pairs, find the one which is correctly matched?

 

A) Scurvy- Thiamine B) Tuberculosis- ATS
C) Tetanus- BCG D) Malaria- Chloroquine

Answer:   D) Malaria- Chloroquine



Explanation:

Chloroquine is a medication used to prevent and to treat malaria.

Subject: Biology
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst
Q:

The insects do not have blood pigments because 

A) there is no blood B) tissues have pigments
C) blood does not have a respiratory function D) pigments are elsewhere
 
Answer & Explanation Answer: C) blood does not have a respiratory function

Explanation:

The blood of some invertebrate animals like the earthworm is red due to haemoglobin pigment, but the pigment is dissolved in the plasma. In vertebrates the same pigment is found in the red corpuscles and not in the plasma.

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Filed Under: Biology

3 2821
Q:

Infection of salivary glands by a virus leads to 

A) tetanus B) mumps
C) pyorrhoea D) ulcers
 
Answer & Explanation Answer: B) mumps

Explanation:

Mumps: This is a swelling caused by inflammation of parotid glands placed in front of our ear region. The Inflammation is caused by a virus.

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Filed Under: Biology

2 2536
Q:

Man has _____ pairs of salivary glands

A) 3 B) 4
C) 6 D) 8
 
Answer & Explanation Answer: A) 3

Explanation:

Salivary glands of man are 3 pairs = 6. They are one pair of parotid glands, one pair of sub-maxillary or sub-mandibular glands and one pair of sub-lingual glands.

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3 2726
Q:

Enzymes are produced by

A) endocrine glands B) exocrine glands
C) liver D) spleen
 
Answer & Explanation Answer: B) exocrine glands

Explanation:

Glands are of two types. The exocrine glands have ducts to carry their secretions and these secretions contain enzymes. on the other hand, endocrine glands are ductless glands and they secrete mainly horomones.

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11 3051
Q:

Organisms which synthesise their own food are called

A) autotrophs B) heterotrophs
C) auxotrophs D) saprotrophs
 
Answer & Explanation Answer: A) autotrophs

Explanation:

Autotroph: This term means organisms that synthesise their own food. Troph means feeding. Auto means self. The green plants which synthesise their own food are called autotrophs. All others which depend upon the plants directly or indirectly are called heterotrophs.

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10 5507
Q:

Organisms that depend only on raw plant products are said to be 

A) herbivorous B) vegetarian
C) carnivorous D) omnivorous
 
Answer & Explanation Answer: A) herbivorous

Explanation:

Herbivorous organisms are those that take for their food, plant parts like leaves raw in contrast to vegetarian, which means that plant products are taken raw or after being cooked.

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3 2514
Q:

Organisms that feed on the excreta of other organisms are called 

A) autotrophs B) heterotrophs
C) coprophagous D) saprotrophs
 
Answer & Explanation Answer: C) coprophagous

Explanation:

The word coprodaeum refers to the last part of the elimentary canal.The excreta (undigested, matter) comes out of that part. So, the organisms that take in such materials are called coprophagous.

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7 2720
Q:

The Mode of nutrition in which particulate food is devoured is 

A) holozoic B) holophytic
C) saprophytic D) Parasitic
 
Answer & Explanation Answer: A) holozoic

Explanation:

The feeding mechanism is of several types. If it is entirely plant-like (photosynthesis),it is called holophytic. It is entirely (holo) animal-like (zoic), that is devouring already existing food, it is called holozoic.

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2 3014